1 /* SPDX-License-Identifier: GPL-2.0-or-later */
2 /*
3  * E3C EC100 demodulator driver
4  *
5  * Copyright (C) 2009 Antti Palosaari <crope@iki.fi>
6  */
7 
8 #ifndef EC100_H
9 #define EC100_H
10 
11 #include <linux/dvb/frontend.h>
12 
13 struct ec100_config {
14 	/* demodulator's I2C address */
15 	u8 demod_address;
16 };
17 
18 
19 #if IS_REACHABLE(CONFIG_DVB_EC100)
20 extern struct dvb_frontend *ec100_attach(const struct ec100_config *config,
21 	struct i2c_adapter *i2c);
22 #else
23 static inline struct dvb_frontend *ec100_attach(
24 	const struct ec100_config *config, struct i2c_adapter *i2c)
25 {
26 	pr_warn("%s: driver disabled by Kconfig\n", __func__);
27 	return NULL;
28 }
29 #endif
30 
31 #endif /* EC100_H */
32